= simple_form_for [:finance, @order, @order_article], remote: true do |form|
  .modal-header
    = link_to 'x', '#', class: 'close', data: {dismiss: 'modal'}
    %h3 Artikel aktualisieren
  .modal-body
    = form.input :units_to_order

    = simple_fields_for :article, @order_article.article do |f|
      = f.input :name
      = f.input :order_number
      = f.input :unit

    - if @order_article.article.is_a?(StockArticle)
      %div.alert Preise von Lagerartikeln können nicht geändert werden!
    - else
      = simple_fields_for :article_price, @order_article.article_price do |f|
        = f.input :unit_quantity
        = f.input :price
        = f.input :tax
        = f.input :deposit
      = form.input :update_current_price, as: :boolean
  .modal-footer
    = link_to 'Schließen', '#', class: 'btn', data: {dismiss: 'modal'}
    = form.submit class: 'btn btn-primary'